On Thu, 2016-04-21 at 16:59 -0400, Lyude wrote:
> Ping. Any chance we could get these pushed upstream soon?
They were pushed to dinq Tuesday.
Ander
>
> On Wed, 2016-04-13 at 10:47 +0300, Ander Conselvan de Oliveira wrote:
> > From: Shubhangi Shrivastava <shubhangi.shrivastava@xxxxxxxxx>
> >
> > Since commit 30d9aa4265fe ("drm/i915: Read sink_count dpcd always"),
> > the status of a DP connector depends on its sink count value.
> > However, some eDP panels don't set that value appropriately,
> > causing them to be reported as disconnected.
> > Fix this by ignoring sink count for eDP.
> >
> > v2: Rephrased commit message. (Ander)
> > In case of eDP, returning status as connected if DPCD
> > read succeeds to avoid any further operations.
> >
> > Fixes: 30d9aa4265fe ("drm/i915: Read sink_count dpcd always")
> > Cc: Ander Conselvan De Oliveira <conselvan2@xxxxxxxxx>
> > Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> > Reported-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>
> > Signed-off-by: Sivakumar Thulasimani <sivakumar.thulasimani@xxxxxxxxx>
> > Signed-off-by: Shubhangi Shrivastava <shubhangi.shrivastava@xxxxxxxxx>
> > Tested-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
> > Reviewed-by: Ander Conselvan de Oliveira <conselvan2@xxxxxxxxx>
> > Signed-off-by: Ander Conselvan de Oliveira <
> > ander.conselvan.de.oliveira@intel.
> > com>
> > Link:
> > http://patchwork.freedesktop.org/patch/msgid/1460444034-22320-1-git-send
> > -email-shubhangi.shrivastava@xxxxxxxxx
> > ---
> > drivers/gpu/drm/i915/intel_dp.c | 5 ++++-
> > 1 file changed, 4 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/i915/intel_dp.c
> > b/drivers/gpu/drm/i915/intel_dp.c
> > index 6c6f95a2..460c421 100644
> > --- a/drivers/gpu/drm/i915/intel_dp.c
> > +++ b/drivers/gpu/drm/i915/intel_dp.c
> > @@ -3776,7 +3776,7 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp)
> > * downstream port information. So, an early return here saves
> > * time from performing other operations which are not required.
> > */
> > - if (!intel_dp->sink_count)
> > + if (!is_edp(intel_dp) && !intel_dp->sink_count)
> > return false;
> >
> > /* Check if the panel supports PSR */
> > @@ -4309,6 +4309,9 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp)
> > if (!intel_dp_get_dpcd(intel_dp))
> > return connector_status_disconnected;
> >
> > + if (is_edp(intel_dp))
> > + return connector_status_connected;
> > +
> > /* if there's no downstream port, we're done */
> > if (!(dpcd[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_PRESENT))
> > return connector_status_connected;
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